On Tue, 7 Sep 2021, Jan Beulich wrote:
> It was introduced by 4035b43da6da ("xen-swiotlb: remove xen_set_nslabs")
> and then not removed by 2d29960af0be ("swiotlb: dynamically allocate
> io_tlb_default_mem").
>
> Signed-off-by: Jan Beulich <jbeul...@suse.com>
Reviewed-by: Stefano Stabellini <sstabell...@kernel.org>
> --- a/drivers/xen/swiotlb-xen.c
> +++ b/drivers/xen/swiotlb-xen.c
> @@ -152,8 +152,6 @@ static const char *xen_swiotlb_error(enu
> return "";
> }
>
> -#define DEFAULT_NSLABS ALIGN(SZ_64M >> IO_TLB_SHIFT,
> IO_TLB_SEGSIZE)
> -
> int xen_swiotlb_init(void)
> {
> enum xen_swiotlb_err m_ret = XEN_SWIOTLB_UNKNOWN;
>
